linux运行systeminfo,编写脚本 systeminfo.sh，显示当前主机系统信息，包括主机名，IPv4地址， 操作系统版本...

#!/bin/bash

#

#********************************************************************

#Author: QH

#QQ: 1625317303

#Date: 2019-03-16

#FileName： sysinfo.sh

#Mail: 1625317303@qq.com

#Description： The test script

#Copyright (C): 2019 All rights reserved

#********************************************************************

BEGINCOLOR="\e[1;35m"

ENDCOLOR="\e[0m"

echo -e "My hostname is ${BEGINCOLOR}`hostname`$ENDCOLOR"

echo -e "IP address is ${BEGINCOLOR}`ifconfig ens33 |grep -Eo '([0-9]{1,3}\.){3}[0-9]{1,3}'|head -n1`$ENDCOLOR"

echo -e "OS version is ${BEGINCOLOR}`cat /etc/redhat-release`$ENDCOLOR"

echo -e "Kernel version is ${BEGINCOLOR}`uname -r`$ENDCOLOR"

echo -e "CPU type is ${BEGINCOLOR}`lscpu|grep "Model name" |cut -d: -f2 |tr -s " "`$ENDCOLOR"

echo -e "Memtotol is ${BEGINCOLOR}`cat /proc/meminfo |head -n1 |grep -Eo '[0-9]+.*'`$ENDCOLOR"

echo -e "Disk space is ${BEGINCOLOR}`lsblk |grep 'sda\>'|grep -Eo '[0-9]+[[:upper:]]'`$ENDCOLOR"